Colloidal particles for lotus effect
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United States of America Patent
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Jun 8, 2010
Grant Date -
Oct 2, 2008
app pub date -
Apr 2, 2007
filing date -
Apr 2, 2007
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A composition formulated to form a non-smooth surface on a substrate surface at least after the composition has been applied to the substrate and has substantially dried or set. The composition including a first and second set of colloidal particles. Each of the first and second sets of colloidal particles includes a plurality of colloidal particles. The first set of colloidal particles can have an average particle size that is greater than the average size of the second set of particles. The number of colloidal particles in the second set of colloidal particles can be greater than the number of colloidal particles in the first set of colloidal particles. One or more of the colloidal particles can be modified to include one or more hydrocarbon chains.
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